A Study on Static and Dynamic Behavior of Outrigger Structural System for Tall Buildings | Zendy

Kiran Kamath | Zendy

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A Study on Static and Dynamic Behavior of Outrigger Structural System for Tall Buildings

Author(s) -

Kiran Kamath

Publication year - 2012

Publication title -

bonfring international journal of industrial engineering and management science

Language(s) - English

Resource type - Journals

eISSN - 2277-5056

pISSN - 2250-1096

DOI - 10.9756/bijiems.1655

Subject(s) - outrigger , structural engineering , flexural rigidity , deflection (physics) , mathematics , engineering , physics , classical mechanics

In the present paper an investigation has been performed to examine the behavior of various alternative 3D models using ETABS software for reinforced concrete structure with central core wall with outrigger and without outrigger by varying the relative flexural rigidity from 0.25 to 2.0 with step of 0.25. Also the position of outrigger has been varied along the height of the building by considering a parameter relative height of outrigger from 0.975 to 0.4. The parameters discussed in this paper include variation of bending moments, shear force, lateral deflection, peak acceleration of the core; inter-storey drifts for static and dynamic analysis for a 3-dimensional model for various values of relative rigidity and relative height. From the analysis of the results obtained it has been found that performance of the outrigger is most efficient for relative height of the outrigger equal to 0.5

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